Penguin

Series of photos depicting a famous zoo penguin who became enamoured with a cardboard mascot and after death was drawn happy together with her
Grape-kun

His attachment to a cutout of Hululu, an anthropomorphic Humboldt penguin character from the 2017 anime series Kemono Friends, earned him international fame and an online fan base. Grape-kun died after a brief illness in October 2017, and was commemorated by the zoo and his fans.